code: def __getitem__(self, index):
      return self.joints[index], self.original_joints[index]
  
file_path: insightface/body/human_pose/ambiguity_aware/lib/dataloader/lsp.py
imports: import sys
  from torch.utils.data import Dataset, DataLoader
  import os
  import os.path
  import glob
  import numpy
  import random
  import cv2
  import pickle
  import json
  import h5py
  import torch
  from scipy.io import loadmat
label_desc: Use image node_id 2 for calling the LSPDataset obj's underlying member method code with example usage: obj.__getitem__(index) and returns: self,  self